xref: /freebsd/usr.sbin/pw/pwupd.h (revision 641a6cfb86023499caafe26a4d821a0b885cf00b)
1 /*-
2  * Copyright (C) 1996
3  *	David L. Nugent.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _PWUPD_H_
30 #define _PWUPD_H_
31 
32 #include <sys/types.h>
33 #include <pwd.h>
34 #include <grp.h>
35 
36 #include <sys/cdefs.h>
37 
38 #if defined(__FreeBSD__)
39 #define	RET_SETGRENT	int
40 #else
41 #define	RET_SETGRENT	void
42 #endif
43 
44 enum updtype
45 {
46         UPD_DELETE = -1,
47         UPD_CREATE = 0,
48         UPD_REPLACE = 1
49 };
50 
51 __BEGIN_DECLS
52 int fileupdate(char const * fname, mode_t fm, char const * nline, char const * pfx, int pfxlen, int updmode);
53 __END_DECLS
54 
55 enum pwdfmttype
56 {
57         PWF_STANDARD,		/* MASTER format but with '*' as password */
58         PWF_PASSWD,		/* V7 format */
59         PWF_GROUP = PWF_PASSWD,
60         PWF_MASTER		/* MASTER format with password */
61 };
62 
63 struct pwf
64 {
65 	int		    _altdir;
66 	void		  (*_setpwent)(void);
67 	void		  (*_endpwent)(void);
68 	struct passwd * (*_getpwent)(void);
69 	struct passwd	* (*_getpwuid)(uid_t uid);
70 	struct passwd	* (*_getpwnam)(const char * nam);
71 	int             (*_pwdb)(char *arg, ...);
72 	RET_SETGRENT	  (*_setgrent)(void);
73 	void		  (*_endgrent)(void);
74 	struct group  * (*_getgrent)(void);
75 	struct group  * (*_getgrgid)(gid_t gid);
76 	struct group  * (*_getgrnam)(const char * nam);
77 	int		  (*_grdb)(char *arg, ...);
78 };
79 
80 extern struct pwf PWF;
81 extern struct pwf VPWF;
82 
83 #define SETPWENT()	PWF._setpwent()
84 #define ENDPWENT()	PWF._endpwent()
85 #define GETPWENT()	PWF._getpwent()
86 #define GETPWUID(uid)	PWF._getpwuid(uid)
87 #define GETPWNAM(nam)	PWF._getpwnam(nam)
88 #define PWDB(args)	PWF._pwdb(args)
89 
90 #define SETGRENT()	PWF._setgrent()
91 #define ENDGRENT()	PWF._endgrent()
92 #define GETGRENT()	PWF._getgrent()
93 #define GETGRGID(gid)	PWF._getgrgid(gid)
94 #define GETGRNAM(nam)	PWF._getgrnam(nam)
95 #define GRDB(args)	PWF._grdb(args)
96 
97 #define PWALTDIR()	PWF._altdir
98 #ifndef _PATH_PWD
99 #define _PATH_PWD	"/etc"
100 #endif
101 #ifndef _GROUP
102 #define _GROUP		"group"
103 #endif
104 #ifndef _PASSWD
105 #define _PASSWD 	"passwd"
106 #endif
107 #ifndef _MASTERPASSWD
108 #define _MASTERPASSWD	"master.passwd"
109 #endif
110 #ifndef _GROUP
111 #define _GROUP		"group"
112 #endif
113 
114 __BEGIN_DECLS
115 int addpwent(struct passwd * pwd);
116 int delpwent(struct passwd * pwd);
117 int chgpwent(char const * login, struct passwd * pwd);
118 int fmtpwent(char *buf, struct passwd * pwd);
119 int fmtpwentry(char *buf, struct passwd * pwd, int type);
120 
121 int setpwdir(const char * dir);
122 char * getpwpath(char const * file);
123 int pwdb(char *arg, ...);
124 
125 int addgrent(struct group * grp);
126 int delgrent(struct group * grp);
127 int chggrent(char const * name, struct group * grp);
128 int fmtgrent(char **buf, int * buflen, struct group * grp);
129 int fmtgrentry(char **buf, int * buflen, struct group * grp, int type);
130 int editgroups(char *name, char **groups);
131 
132 int setgrdir(const char * dir);
133 char * getgrpath(const char *file);
134 int grdb(char *arg, ...);
135 
136 void vsetpwent(void);
137 void vendpwent(void);
138 struct passwd * vgetpwent(void);
139 struct passwd * vgetpwuid(uid_t uid);
140 struct passwd * vgetpwnam(const char * nam);
141 struct passwd * vgetpwent(void);
142 int             vpwdb(char *arg, ...);
143 
144 struct group * vgetgrent(void);
145 struct group * vgetgrgid(gid_t gid);
146 struct group * vgetgrnam(const char * nam);
147 struct group * vgetgrent(void);
148 int	       vgrdb(char *arg, ...);
149 RET_SETGRENT   vsetgrent(void);
150 void           vendgrent(void);
151 
152 void copymkdir(char const * dir, char const * skel, mode_t mode, uid_t uid, gid_t gid);
153 void rm_r(char const * dir, uid_t uid);
154 int extendline(char **buf, int *buflen, int needed);
155 int extendarray(char ***buf, int *buflen, int needed);
156 __END_DECLS
157 
158 #define PWBUFSZ 1024
159 
160 #endif				/* !_PWUPD_H */
161